<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
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  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
  <link rel="icon" href="/favicon.ico">
  <title>科研管理系统</title>
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  <style>
    html,
    body,
    #app {
      height: 100%;
      margin: 0px;
      padding: 0px;
    }

    #loader-wrapper {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 999999;
      background: #57A9FB;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
    }
    
    #loader {
      width: 50px;
      padding: 8px;
      aspect-ratio: 1;
      border-radius: 50%;
      background: #FFF;
      --_m: 
      conic-gradient(#0000 10%,#000),
      linear-gradient(#000 0 0) content-box;
      -webkit-mask: var(--_m);
            mask: var(--_m);
      -webkit-mask-composite: source-out;
            mask-composite: subtract;
      animation: spin 1s infinite linear;
    }
    @keyframes spin {to{transform: rotate(1turn)}}
    
    #loader-wrapper .load_title {
      color: #FFF;
      font-size: 18px;
      margin-top: 20px;
    }
  </style>
</head>

<body>
  <div id="app">
    <div id="loader-wrapper">
      <div id="loader"></div>
      <div class="load_title">正在加载系统资源，请耐心等待</div>
    </div>
  </div>
  <script type="module" src="/src/main.ts"></script>
</body>

</html>
